Compared to the victims of other non-fatal violent offenses committed by juvenile offenders, a disproportionate number of sexual assault victims were younger than age 10 (47%) and relatively large numbers were ages 3 to 5 (20%).

Among those victimized in violent crimes committed by juvenile offenders, approximately 9% were victims of sexual assault.

Federal Bureau of Investigation. (2000). National Incident-Based Reporting System Master Files for the years 1997 and 1998 [machine-readable data files]. Washington, DC: U.S. Department of Justice, Federal Bureau of Investigation.